Merge branch 'topic/dmam' into for-linus

drivers/dma/dma-jz4780.c

@@ -847,7 +847,7 @@ static int jz4780_dma_probe(struct platform_device *pdev)
 		jzchan->vchan.desc_free = jz4780_dma_desc_free;
 	}
 
-	ret = dma_async_device_register(dd);
+	ret = dmaenginem_async_device_register(dd);
 	if (ret) {
 		dev_err(dev, "failed to register device\n");
 		goto err_disable_clk;
@@ -858,15 +858,12 @@ static int jz4780_dma_probe(struct platform_device *pdev)
 					 jzdma);
 	if (ret) {
 		dev_err(dev, "failed to register OF DMA controller\n");
-		goto err_unregister_dev;
+		goto err_disable_clk;
 	}
 
 	dev_info(dev, "JZ4780 DMA controller initialised\n");
 	return 0;
 
-err_unregister_dev:
-	dma_async_device_unregister(dd);
-
 err_disable_clk:
 	clk_disable_unprepare(jzdma->clk);
 
@@ -887,7 +884,6 @@ static int jz4780_dma_remove(struct platform_device *pdev)
 	for (i = 0; i < JZ_DMA_NR_CHANNELS; i++)
 		tasklet_kill(&jzdma->chan[i].vchan.task);
 
-	dma_async_device_unregister(&jzdma->dma_device);
 	return 0;
 }
 

drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c

@@ -934,7 +934,7 @@ static int dw_probe(struct platform_device *pdev)
 
 	pm_runtime_put(chip->dev);
 
-	ret = dma_async_device_register(&dw->dma);
+	ret = dmaenginem_async_device_register(&dw->dma);
 	if (ret)
 		goto err_pm_disable;
 
@@ -977,8 +977,6 @@ static int dw_remove(struct platform_device *pdev)
 		tasklet_kill(&chan->vc.task);
 	}
 
-	dma_async_device_unregister(&dw->dma);
-
 	return 0;
 }
 

drivers/dma/mmp_tdma.c

@@ -548,9 +548,6 @@ static void mmp_tdma_issue_pending(struct dma_chan *chan)
 
 static int mmp_tdma_remove(struct platform_device *pdev)
 {
-	struct mmp_tdma_device *tdev = platform_get_drvdata(pdev);
-
-	dma_async_device_unregister(&tdev->device);
 	return 0;
 }
 
@@ -714,7 +711,7 @@ static int mmp_tdma_probe(struct platform_device *pdev)
 	dma_set_mask(&pdev->dev, DMA_BIT_MASK(64));
 	platform_set_drvdata(pdev, tdev);
 
-	ret = dma_async_device_register(&tdev->device);
+	ret = dmaenginem_async_device_register(&tdev->device);
 	if (ret) {
 		dev_err(tdev->device.dev, "unable to register\n");
 		return ret;
@@ -726,7 +723,7 @@ static int mmp_tdma_probe(struct platform_device *pdev)
 		if (ret) {
 			dev_err(tdev->device.dev,
 				"failed to register controller\n");
-			dma_async_device_unregister(&tdev->device);
+			return ret;
 		}
 	}
 

drivers/dma/mxs-dma.c

@@ -847,7 +847,7 @@ static int __init mxs_dma_probe(struct platform_device *pdev)
 	mxs_dma->dma_device.residue_granularity = DMA_RESIDUE_GRANULARITY_BURST;
 	mxs_dma->dma_device.device_issue_pending = mxs_dma_enable_chan;
 
-	ret = dma_async_device_register(&mxs_dma->dma_device);
+	ret = dmaenginem_async_device_register(&mxs_dma->dma_device);
 	if (ret) {
 		dev_err(mxs_dma->dma_device.dev, "unable to register\n");
 		return ret;
@@ -857,7 +857,6 @@ static int __init mxs_dma_probe(struct platform_device *pdev)
 	if (ret) {
 		dev_err(mxs_dma->dma_device.dev,
 			"failed to register controller\n");
-		dma_async_device_unregister(&mxs_dma->dma_device);
 	}
 
 	dev_info(mxs_dma->dma_device.dev, "initialized\n");

drivers/dma/pxa_dma.c

@@ -1285,7 +1285,6 @@ static int pxad_remove(struct platform_device *op)
 
 	pxad_cleanup_debugfs(pdev);
 	pxad_free_channels(&pdev->slave);
-	dma_async_device_unregister(&pdev->slave);
 	return 0;
 }
 
@@ -1396,7 +1395,7 @@ static int pxad_init_dmadev(struct platform_device *op,
 		init_waitqueue_head(&c->wq_state);
 	}
 
-	return dma_async_device_register(&pdev->slave);
+	return dmaenginem_async_device_register(&pdev->slave);
 }
 
 static int pxad_probe(struct platform_device *op)
@@ -1433,7 +1432,7 @@ static int pxad_probe(struct platform_device *op)
 				 "#dma-requests set to default 32 as missing in OF: %d",
 				 ret);
 			nb_requestors = 32;
-		};
+		}
 	} else if (pdata && pdata->dma_channels) {
 		dma_channels = pdata->dma_channels;
 		nb_requestors = pdata->nb_requestors;

drivers/dma/st_fdma.c

@@ -833,7 +833,7 @@ static int st_fdma_probe(struct platform_device *pdev)
 	fdev->dma_device.directions = BIT(DMA_DEV_TO_MEM) | BIT(DMA_MEM_TO_DEV);
 	fdev->dma_device.residue_granularity = DMA_RESIDUE_GRANULARITY_BURST;
 
-	ret = dma_async_device_register(&fdev->dma_device);
+	ret = dmaenginem_async_device_register(&fdev->dma_device);
 	if (ret) {
 		dev_err(&pdev->dev,
 			"Failed to register DMA device (%d)\n", ret);
@@ -844,15 +844,13 @@ static int st_fdma_probe(struct platform_device *pdev)
 	if (ret) {
 		dev_err(&pdev->dev,
 			"Failed to register controller (%d)\n", ret);
-		goto err_dma_dev;
+		goto err_rproc;
 	}
 
 	dev_info(&pdev->dev, "ST FDMA engine driver, irq:%d\n", fdev->irq);
 
 	return 0;
 
-err_dma_dev:
-	dma_async_device_unregister(&fdev->dma_device);
 err_rproc:
 	st_fdma_free(fdev);
 	st_slim_rproc_put(fdev->slim_rproc);
@@ -867,7 +865,6 @@ static int st_fdma_remove(struct platform_device *pdev)
 	devm_free_irq(&pdev->dev, fdev->irq, fdev);
 	st_slim_rproc_put(fdev->slim_rproc);
 	of_dma_controller_free(pdev->dev.of_node);
-	dma_async_device_unregister(&fdev->dma_device);
 
 	return 0;
 }

drivers/dma/ste_dma40.c

@@ -2839,7 +2839,7 @@ static int __init d40_dmaengine_init(struct d40_base *base,
 
 	d40_ops_init(base, &base->dma_slave);
 
-	err = dma_async_device_register(&base->dma_slave);
+	err = dmaenginem_async_device_register(&base->dma_slave);
 
 	if (err) {
 		d40_err(base->dev, "Failed to register slave channels\n");
@@ -2854,12 +2854,12 @@ static int __init d40_dmaengine_init(struct d40_base *base,
 
 	d40_ops_init(base, &base->dma_memcpy);
 
-	err = dma_async_device_register(&base->dma_memcpy);
+	err = dmaenginem_async_device_register(&base->dma_memcpy);
 
 	if (err) {
 		d40_err(base->dev,
 			"Failed to register memcpy only channels\n");
-		goto unregister_slave;
+		goto exit;
 	}
 
 	d40_chan_init(base, &base->dma_both, base->phy_chans,
@@ -2871,18 +2871,14 @@ static int __init d40_dmaengine_init(struct d40_base *base,
 	dma_cap_set(DMA_CYCLIC, base->dma_slave.cap_mask);
 
 	d40_ops_init(base, &base->dma_both);
-	err = dma_async_device_register(&base->dma_both);
+	err = dmaenginem_async_device_register(&base->dma_both);
 
 	if (err) {
 		d40_err(base->dev,
 			"Failed to register logical and physical capable channels\n");
-		goto unregister_memcpy;
+		goto exit;
 	}
 	return 0;
- unregister_memcpy:
-	dma_async_device_unregister(&base->dma_memcpy);
- unregister_slave:
-	dma_async_device_unregister(&base->dma_slave);
  exit:
 	return err;
 }

drivers/dma/stm32-mdma.c

@@ -1656,7 +1656,7 @@ static int stm32_mdma_probe(struct platform_device *pdev)
 		return ret;
 	}
 
-	ret = dma_async_device_register(dd);
+	ret = dmaenginem_async_device_register(dd);
 	if (ret)
 		return ret;
 
@@ -1674,8 +1674,6 @@ static int stm32_mdma_probe(struct platform_device *pdev)
 	return 0;
 
 err_unregister:
-	dma_async_device_unregister(dd);
-
 	return ret;
 }